diff options
Diffstat (limited to 'arch/x86/hyperv')
| -rw-r--r-- | arch/x86/hyperv/hv_init.c | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/arch/x86/hyperv/hv_init.c b/arch/x86/hyperv/hv_init.c index a5db63f728a2..aeb8edf32e2b 100644 --- a/arch/x86/hyperv/hv_init.c +++ b/arch/x86/hyperv/hv_init.c @@ -210,9 +210,10 @@ void hyperv_cleanup(void) } EXPORT_SYMBOL_GPL(hyperv_cleanup); -void hyperv_report_panic(struct pt_regs *regs) +void hyperv_report_panic(struct pt_regs *regs, long err) { static bool panic_reported; + u64 guest_id; /* * We prefer to report panic on 'die' chain as we have proper @@ -223,11 +224,13 @@ void hyperv_report_panic(struct pt_regs *regs) return; panic_reported = true; - wrmsrl(HV_X64_MSR_CRASH_P0, regs->ip); - wrmsrl(HV_X64_MSR_CRASH_P1, regs->ax); - wrmsrl(HV_X64_MSR_CRASH_P2, regs->bx); - wrmsrl(HV_X64_MSR_CRASH_P3, regs->cx); - wrmsrl(HV_X64_MSR_CRASH_P4, regs->dx); + rdmsrl(HV_X64_MSR_GUEST_OS_ID, guest_id); + + wrmsrl(HV_X64_MSR_CRASH_P0, err); + wrmsrl(HV_X64_MSR_CRASH_P1, guest_id); + wrmsrl(HV_X64_MSR_CRASH_P2, regs->ip); + wrmsrl(HV_X64_MSR_CRASH_P3, regs->ax); + wrmsrl(HV_X64_MSR_CRASH_P4, regs->sp); /* * Let Hyper-V know there is crash data available |